{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "20",
    "entityType": "User",
    "nonce": "0xe650bc64e7b79db37825d82dc101d358190a00585d94aa583a96c42d071dac8d",
    "signature": "0xc07f6031cc14cd240afaed63354b305759114589e209b0e1a49763a83b9324d411dd20f0ffa00343a20f90b6989d3c50aa3b1afce137dd7e0dbebdad267776cd1c",
    "signer": "0x461Ede9270Af9Ae90B70Eb047AdFb443253329eb",
    "userId": "165244"
  }
}